Energy saving operation of the inverter is represented by comparison with commercial power supply operation. For exampl

This is because when the inverter restarts while the motor is coasting, an overcurrent trip can occur during the restart

The carrier frequency is initially set to 7 kHz. (When Pr.10 is set to "---", you can set or change the setting using Pr

You can use the input terminals X1 to X3 for an input terminal function such as 7-speed operation (high, middle, and low

You cannot connect a brake resistor to the FR-U100 series inverter. (Use the FR-A024 series if you use the brake frequen

With the FREQROL-U100 series, pressing and holding the [SET] switches to the current monitor.

The following are added to the multi-function product in addition to the standard product: - Input terminal function sel

You cannot use it with the standard and multi-function products. It can be connected to the dedicated PU operation type

The totally enclosed type is JEM1030 IP40. (IP40: Structure that prevents the tip of a solid object exceeding 1 mm in di

The key sheet fixed to the inverter is used for operation. Therefore, the conventional parameter unit cannot be used. (T

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FAQ within [ FREQROL-U100 ]

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Energy saving effect of inverter operation

Energy saving operation of the inverter is represented by comparison with commercial power supply operation. 　For example, to control air volume of an air co... More Details >>
- No：21622
- Release Date：2018/08/22 16:28
What happens if reset occurs during operation?

This is because when the inverter restarts while the motor is coasting, an overcurrent trip can occur during the restart process. However, the recent types o... More Details >>
- No：21477
- Release Date：2018/08/22 16:27
Carrier frequency of low-noise series

The carrier frequency is initially set to 7 kHz. (When Pr.10 is set to "---", you can set or change the setting using Pr.72.) Raising the carrier frequency r... More Details >>
- No：21600
- Release Date：2018/08/22 16:28
Input terminal function selection of multi-function series

You can use the input terminals X1 to X3 for an input terminal function such as 7-speed operation (high, middle, and low speed), output stop during motor ope... More Details >>
- No：21601
- Release Date：2018/08/22 16:28
Can I connect a brake resistor?

You cannot connect a brake resistor to the FR-U100 series inverter. (Use the FR-A024 series if you use the brake frequently.) More Details >>
- No：21594
- Release Date：2018/08/22 16:28
Monitoring current value

With the FREQROL-U100 series, pressing and holding the [SET] switches to the current monitor. More Details >>
- No：22073
- Release Date：2018/08/22 16:30
Difference between multi-function and standard products

The following are added to the multi-function product in addition to the standard product: - Input terminal function selection (X1 to X3)- Warning NO contact... More Details >>
- No：21592
- Release Date：2018/08/22 16:28
Can I use digital operation panel FR-DU01?

You cannot use it with the standard and multi-function products. It can be connected to the dedicated PU operation type only. (Note that the FR-DU01 is an op... More Details >>
- No：21595
- Release Date：2018/08/22 16:28
What are the specifications of totally enclosed type?

The totally enclosed type is JEM1030 IP40. (IP40: Structure that prevents the tip of a solid object exceeding 1 mm in diameter or thickness (wire or steel be... More Details >>
- No：21593
- Release Date：2018/08/22 16:28
Are conventional parameter units still available?

The key sheet fixed to the inverter is used for operation. Therefore, the conventional parameter unit cannot be used. (There is no connector to connect it.)O... More Details >>
- No：21597
- Release Date：2018/08/22 16:28

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